# 20 Gauge Semi Auto Shotguns - Guns For Sale

Shop 20 gauge semi auto shotguns for upland hunting, waterfowl, field use, and compact carry needs. This catalog brings together models from Mossberg, TriStar, Benelli, Winchester, Weatherby, and Escort, with black synthetic, Vista camo, Mossy Oak Bottomland, tungsten, and timber finishes across 22, 26, and 28 inch barrel options.

Compare lightweight choices like the Benelli UltraLight and Montefeltro Compact with rugged field shotguns such as the Winchester SX3, Benelli M2 Field, Mossberg SA-20, TriStar Raptor G1, and Weatherby Sorix Slough. These 20GA semi-auto shotguns are grouped for shoppers looking for softer recoil, quick follow-up shots, and practical hunting configurations.

## Featured Firearms (378 total)

| Product | Caliber | Price |
|---------|---------|-------|
| [Weatherby Element 20 GA: Lightweight Semi-Auto Shotgun](https://gunsnation.com/p/weatherby-element-20-ga-lightweight-semi-auto-shotgun/UCD9VcBWc) | 20 Gauge | - |
| [Weatherby Element Upland 20GA Semi-Auto Shotgun - Walnut Elegance](https://gunsnation.com/p/weatherby-element-upland-20ga-semi-auto-shotgun-walnut-elegance/UCD9VcEYv) | 20 Gauge | - |
| [Weatherby Element Waterfowl 20GA Semi-Auto Shotgun - Realtree MAX-5](https://gunsnation.com/p/weatherby-element-waterfowl-20ga-semi-auto-shotgun-realtree-max-5/UCD9VcCes) | 20 Gauge | - |
| [Weatherby Element Upland 20G Semi-Auto Shotgun - Inertia Action](https://gunsnation.com/p/weatherby-element-upland-20g-semi-auto-shotgun-inertia-action/UCD9VcEZC) | 20 Gauge | - |
| [Weatherby Element Matte Black 20 GA Semi-Auto Shotgun](https://gunsnation.com/p/weatherby-element-matte-black-20-ga-semi-auto-shotgun/UCD9VcBWV) | 20 Gauge | - |
| [Benelli Ultra Light 20G Semi-Auto Shotgun - Precision](https://gunsnation.com/p/benelli-ultra-light-20g-semi-auto-shotgun-precision/UCBRswm7V) | 20 Gauge | - |
| [Stoeger M3020 Realtree Max-5 20 GA Semi-Auto Shotgun](https://gunsnation.com/p/stoeger-m3020-realtree-max-5-20-ga-semi-auto-shotgun/UCeTi1Xz) | 20 Gauge | - |
| [CZ 720 G2 Compact Hunter: 20 Ga Semi-Auto, Turkish Walnut Stock](https://gunsnation.com/p/cz-720-g2-compact-hunter-20-ga-semi-auto-turkish-walnut-stock/UCECYFqWE) | 20 Gauge | - |
| [CZ 920 Elite 20GA Semi-Auto Shotgun - Precision & Elegance in Every Shot](https://gunsnation.com/p/cz-920-elite-20ga-semi-auto-shotgun-precision-elegance-in-every-shot/UCECYFpVE) | 20 Gauge | - |
| [Remington 1100 Sporting Elite 20GA Semi-Auto Shotgun - Walnut & Blued](https://gunsnation.com/p/remington-1100-sporting-elite-20ga-semi-auto-shotgun-walnut-blued/UCq49P5M) | 20 Gauge | - |
| [Beretta A400 Lite Compact 20Ga Semi-Auto Shotgun - Matte Black](https://gunsnation.com/p/beretta-a400-lite-compact-20ga-semi-auto-shotgun-matte-black/UC1RzNwVd) | 20 Gauge | - |
| [Mossberg SA-20 Camo Turkey Hunter Semi-Auto Shotgun 20GA](https://gunsnation.com/p/mossberg-sa-20-camo-turkey-hunter-semi-auto-shotgun-20ga/UCFZ2sdhy) | 20 Gauge | - |
| [Benelli Montefeltro 20 GA Satin Walnut Semi-Auto Shotgun](https://gunsnation.com/p/benelli-montefeltro-20-ga-satin-walnut-semi-auto-shotgun/UCBRswmHT) | 20 Gauge | - |
| [Iver Johnson Arms MF20 AR-20 20 Gauge 20in Black](https://gunsnation.com/p/iver-johnson-arms-mf20-ar-20-20-gauge-20in-black/UCE13GulC) | 20 Gauge | - |
| [Winchester SX4 Gen 4 Waterfowl 20GA Camo Semi-Auto Shotgun](https://gunsnation.com/p/winchester-sx4-gen-4-waterfowl-20ga-camo-semi-auto-shotgun/UCr9whYO) | 20 Gauge | - |
| [Winchester SX4 20 Gauge 26in Mossy Oak Shadow Grass](https://gunsnation.com/p/winchester-sx4-20-gauge-26in-mossy-oak-shadow-grass/UCr9wkLf) | 20 Gauge | - |
| [Winchester SX4 Gen 4 Waterfowl 20GA Semi-Auto Shotgun, Max-5 Camo](https://gunsnation.com/p/winchester-sx4-gen-4-waterfowl-20ga-semi-auto-shotgun-max-5-camo/UCr9whYV) | 20 Gauge | - |
| [Winchester SX4 Hybrid Hunter 20 Gauge 28in Mossy Oak Shadow Grass](https://gunsnation.com/p/winchester-sx4-hybrid-hunter-20-gauge-28in-mossy-oak-shadow-grass/UCr9wkMY) | 20 Gauge | - |
| [GFORCE Refuge Bronze 20GA Semi-Auto Shotgun, Walnut Stock](https://gunsnation.com/p/gforce-refuge-bronze-20ga-semi-auto-shotgun-walnut-stock/UCBKNrXfr) | 20 Gauge | - |
| [Benelli ETHOS Field Walnut 20 GA 28in](https://gunsnation.com/p/benelli-ethos-field-walnut-20-ga-28in/UDBRswlG5) | 20 Gauge | - |

*Showing 20 of 378 products*

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*Data from [GunsNation](https://gunsnation.com)*